Strange behavior of "{var}" != {var}

default.html

{namespace v=Tx_Vhs_ViewHelpers}
{namespace flux=Tx_Flux_ViewHelpers}
<f:layout name="Page" />

<f:section name="Configuration">
	<flux:flexform id="defaultpage" icon="ext_icon.gif">
		<flux:flexform.sheet name="logos">
			<flux:flexform.section name="logos">
				<flux:flexform.object name="logo">
					<flux:flexform.field.input name="alt" required="true" />
					<flux:flexform.field.file name="src" allowed="png,svg" required="true" />
				</flux:flexform.object>
			</flux:flexform.section>
		</flux:flexform.sheet>

		<flux:flexform.grid>
			<flux:flexform.grid.row>
				<flux:flexform.grid.column colPos="0" name="content" />
			</flux:flexform.grid.row>
		</flux:flexform.grid>
	</flux:flexform>
</f:section>

<f:section name="Content">
	<f:for each="{logos}" as="logoObj">
		"{logoObj.logo.src}" != {logoObj.logo.src}
	</f:for>
</f:section>